CN212611279U

CN212611279U - Sewing machine with limiting device

Info

Publication number: CN212611279U
Application number: CN202020835998.8U
Authority: CN
Inventors: 李治鸿
Original assignee: Dongguan Tianhong Textile Co ltd
Current assignee: Dongguan Tianhong Textile Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-02-26
Anticipated expiration: 2030-05-18

Abstract

The utility model relates to a sewing machine technical field, more specifically say, it relates to a sewing machine with stop device, and its technical scheme main points are: the sewing machine comprises a sewing machine body, wherein the sewing machine body comprises a horizontally arranged bearing table, a rack and a machine head, the rack is arranged in a hollow manner, one end of the rack is fixedly connected to the upper surface of the bearing table, the machine head is arranged at one end of the rack, a vertically arranged limiting plate is connected to the upper surface of the bearing table in a sliding manner, the limiting plate slides along the length direction of the rack, the limiting plate is positioned below the rack, and an adjusting assembly used for adjusting the position of the limiting plate is arranged inside the rack; the sewing machine can keep the trend of the sewing material straight in the sewing process, thereby improving the sewing quality of the sewing material.

Description

Sewing machine with limiting device

Technical Field

The utility model relates to a sewing machine technical field, more specifically say, it relates to a sewing machine with stop device.

Background

The sewing machine is composed of four parts of machine head, machine base, transmission and accessories. The head is an essential part of the sewing machine. The sewing machine consists of four mechanisms of material needling, thread hooking, thread picking and feeding, auxiliary mechanisms of winding, material pressing, tooth falling and the like, and the motion of the mechanisms is reasonably matched and works circularly to sew up sewing materials.

However, in the process of sewing the sewing material, since the head of the general sewing machine is not provided with a positioning device, when a worker pushes the sewing material to sew, the worker generally controls the direction of the sewing material only by feeling, and further the direction of the needle thread on the sewing material may not be straight enough, so that the sewing quality of the sewing material is affected, and therefore, the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a sewing machine with stop device, this sewing machine can make the trend of seam material keep straight at sutural in-process to improve the sutural quality of seam material.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a sewing machine with stop device, includes the sewing machine body, the sewing machine body includes plummer, frame and the aircraft nose that the level set up, the frame is the cavity setting, the one end fixed connection of frame is in the upper surface of plummer, the aircraft nose sets up in the one end of frame, the upper surface of plummer slides and is connected with the limiting plate of vertical setting, the limiting plate slides along the length direction of frame, the limiting plate is located the below of frame, the inside adjusting part who is used for adjusting the limiting plate position that is provided with of frame.

Through adopting above-mentioned technical scheme, according to the processing position of seam material, adjust the position of limiting plate through adjusting part, with the edge of seam material and the laminating of the face of limiting plate align, the seam material is at sutural in-process, and the staff can make the motion of seam material along limiting plate length direction with the limiting plate as the position reference, and the motion trail of seam material has been injectd to the limiting plate to the needle and line trend on making the seam material keeps straight, thereby has improved the sutural quality of seam material.

The present invention may be further configured in a preferred embodiment as: the quantity of adjusting part sets up to two sets ofly, and is two sets of adjusting part is located two inner walls of frame respectively, adjusting part includes screw rod and the connecting rod that two mount pads, level set up, two mount pad fixed connection just arranges along the length direction of frame in the inner wall of frame, the screw rod rotates to be connected between two mount pads, connecting rod and screw rod threaded connection, the frame is worn out to the one end of connecting rod and with the last side wall fixed connection of limiting plate, the lower side wall of limiting plate is contradicted with the upper surface of plummer.

Through adopting above-mentioned technical scheme, rotate two screw rods simultaneously to make the connecting rod along the length direction motion of screw rod, and then drive the limiting plate along the length direction motion of screw rod, and then can be according to the processing position of sewing material, thereby adjust the limiting plate position.

The present invention may be further configured in a preferred embodiment as: the one end of screw rod is worn out mount pad and fixedly connected with driven gear, the lateral wall of frame rotates the axis of rotation that is connected with the level and sets up, fixed cover is equipped with the driving gear in the axis of rotation, two driven gear is located the both sides of driving gear and all meshes with the driving gear.

Through adopting above-mentioned technical scheme, rotate the axis of rotation, the axis of rotation drives the driving gear and rotates, drives two driven gear rotations when the driving gear pivoted to make two screw rods rotate, and then reach the purpose of rotating two screw rods simultaneously, thereby make the operation more simple and convenient.

The present invention may be further configured in a preferred embodiment as: one end of the rotating shaft is provided with a convex block, and the circumferential direction of the side wall of the convex block is provided with a convex edge.

By adopting the technical scheme, the rotating shaft can be rotated more conveniently in a labor-saving manner by the hand through the convex block and the convex ribs on the side surface of the convex block.

The present invention may be further configured in a preferred embodiment as: the lateral wall of plummer is provided with the scale mark along the length direction of plummer, the lateral wall of limiting plate is provided with the pointer, the directional scale mark of pointer.

By adopting the technical scheme, the pointer and the scale marks are convenient for a user to visually and rapidly check the adjusting distance of the limiting plate.

The present invention may be further configured in a preferred embodiment as: a plurality of grooves are formed in the lower side wall of the limiting plate, pulleys are rotatably connected in the grooves, and the pulleys are in rolling connection with the bearing plate.

Through adopting above-mentioned technical scheme, during the limiting plate motion, the border and the loading board roll connection of pulley to reduce the friction of limiting plate and loading board upper surface, thereby make the more convenient, swift that slide of limiting plate.

The present invention may be further configured in a preferred embodiment as: the last lateral wall of limiting plate is provided with the groove of stepping down along the length direction of limiting plate, the connecting rod with step down the groove cooperation of sliding, after the connecting rod inserted the groove of stepping down, connecting rod and limiting plate pass through the bolt and realize fixed connection.

Through adopting above-mentioned technical scheme, transversely insert the below of frame with the limiting plate, after the connecting rod inserts the groove of stepping down, connecting rod and limiting plate pass through the bolt and realize fixed connection, only need twist out and twist the fixed connection that just can realize connecting rod and limiting plate of bolt for the installation of limiting plate is more convenient, convenient with the dismantlement.

The present invention may be further configured in a preferred embodiment as: the one end in groove of stepping down is provided with the blend stop, the blend stop is embedded at the inslot of stepping down, when the limiting plate moved appointed mounted position, connecting rod and blend stop butt cooperation.

Through adopting above-mentioned technical scheme, when the limiting plate moved appointed mounted position, limiting plate and blend stop butt cooperation to reduce the limiting plate at the in-process of installation, the connecting rod takes place with the condition that the groove breaks away from of stepping down.

To sum up, the utility model discloses a following at least one useful technological effect:

1. according to the processing position of the sewing material, the position of the limiting plate is adjusted through the adjusting assembly, the edge of the sewing material is attached to the plate surface of the limiting plate and aligned with the plate surface of the limiting plate, in the sewing process of the sewing material, a worker can use the limiting plate as a position reference to enable the sewing material to move along the length direction of the limiting plate, the limiting plate limits the movement track of the sewing material, so that the trend of needles and threads on the sewing material is kept straight, and the sewing quality of the sewing material is improved;

2. simultaneously rotating the two screws to enable the connecting rod to move along the length direction of the screws, further driving the limiting plate to move along the length direction of the screws, and further adjusting the position of the limiting plate according to the processing position of the sewing material;

3. the rotating shaft is rotated to drive the driving gear to rotate, and the driving gear drives the two driven gears to rotate while rotating so as to rotate the two screw rods, thereby achieving the purpose of simultaneously rotating the two screw rods, and further facilitating the operation.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a partial cross-sectional view of a frame in an embodiment of the invention;

fig. 3 is the assembly schematic diagram of connecting rod and limiting plate in the embodiment of the utility model.

Reference numerals: 1. a sewing machine body; 11. a bearing table; 111. scale lines; 12. a frame; 121. a storage box; 13. a machine head; 2. a limiting plate; 21. a pointer; 22. a yielding groove; 221. mounting holes; 222. blocking strips; 23. a groove; 231. a pulley; 3. a mounting seat; 4. a screw; 41. a driven gear; 5. a connecting rod; 51. a through hole; 6. a rotating shaft; 61. a driving gear; 62. a bump; 621. and (7) a rib.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A sewing machine with a limiting device is shown in figures 1 and 2 and comprises a sewing machine body 1, wherein the sewing machine body 1 comprises a horizontally arranged cuboid bearing platform 11, an L-shaped frame 12 and a machine head 13. In addition, a transmission member (not shown) and an attachment (not shown) are provided in the sewing machine body 1. The frame 12 is arranged along the length direction of the bearing table 11, the frame 12 is arranged in a hollow manner, one end of the frame 12 is fixedly connected to the upper surface of the bearing table 11, and the machine head 13 is installed at the other end of the frame 12. In addition, the upper surface sliding connection of plummer 11 has limiting plate 2 of vertical setting, and limiting plate 2 sets up and limiting plate 2 slides along the length direction of frame 12 along the width direction of plummer 11. Meanwhile, the limiting plate 2 is located below the rack 12 and between the bending positions of the machine head 13 and the rack 12, and the rack 12 is provided with an adjusting assembly for adjusting the position of the limiting plate 2. In addition, the side wall of the bearing platform 11 is provided with scale marks 111 along the length direction of the bearing platform 11, the side wall of the limiting plate 2 is embedded with a vertically arranged pointer 21, the pointer 21 points to the scale marks 111, and the end of the pointer 21 is flush with the edge of the lower side wall of the limiting plate 2.

As shown in fig. 2 and 3, specifically, the number of the adjusting assemblies is set to two groups, and the two groups of adjusting assemblies are respectively located on two inner walls of the rack 12 and symmetrically arranged with respect to the rack 12, and specifically, the adjusting assemblies include two mounting seats 3, a horizontally arranged screw rod 4 and a vertically arranged connecting rod 5. Two 3 fixed connection of mount pad in the inner wall of frame 12 and arrange along the length direction of frame 12, the both ends of screw rod 4 rotate with two 3 relative lateral walls of mount pad to be connected respectively, screw rod 4 run through connecting rod 5 and with 5 threaded connection of connecting rod, the one end of connecting rod 5 wear out frame 12 and with limiting plate 2 go up lateral wall fixed connection, limiting plate 2's lower lateral wall is contradicted with the upper surface of plummer 11. In the present embodiment, in order to ensure the normal operation of the transmission components and accessories in the sewing machine body 1, there is enough space in the sewing machine body 1 for accommodating the adjustment components, the transmission components and the accessories.

As shown in fig. 2 and 3, specifically, one end of the screw rod 4 close to the bending portion of the rack 12 penetrates through the mounting seat 3 and is fixedly sleeved with the driven gear 41, meanwhile, the side wall of the rack 12 is rotatably connected with the rotating shaft 6 horizontally arranged, the rotating shaft 6 is fixedly sleeved with the driving gear 61, the driving gear 61 and the driven gear 41 have the same size, and the two driven gears 41 are located on two sides of the driving gear 61 and are both meshed with the driving gear 61. The lateral wall cover of frame 12 is equipped with receiver 121, and driving gear 61, driven gear 41 and axis of rotation 6 all are provided with in the receiver 121. Further, one end of the rotating shaft 6 has a cylindrical projection 62, and a rib 621 is provided circumferentially on the side wall of the projection 62 in the thickness direction of the projection 62.

As shown in fig. 2 and 3, the upper side wall of the limiting plate 2 is provided with the groove 22 of stepping down along the length direction of the limiting plate 2, the connecting rod 5 is in sliding fit with the groove 22 of stepping down, the side wall of the groove 22 of stepping down is provided with the mounting hole 221, the side wall of the connecting rod 5 is provided with the through hole 51, after the connecting rod 5 is inserted into the groove 22 of stepping down, when the mounting hole 221 and the through hole 51 coincide, the mounting hole 221 and the through hole 51 penetrate the bolt in sequence, so that the connecting rod 5 and the limiting plate 2 realize fixed connection. Meanwhile, one end of the abdicating groove 22 is provided with a barrier strip 222 along the length direction thereof, the barrier strip 222 is embedded in the abdicating groove 22, and when the mounting hole 221 and the through hole 51 are overlapped, the side wall of the connecting rod 5 is in butt fit with the barrier strip 222. In addition, a plurality of recess 23 has been seted up to limiting plate 2's lower lateral wall, and in this embodiment, the quantity of recess 23 sets up to two, and two recesses 23 are arranged along limiting plate 2's length direction interval, and simultaneously, the recess 23 internal rotation is connected with pulley 231, and the border of pulley 231 flushes with limiting plate 2's lower lateral wall, and pulley 231 and the upper surface roll connection who accepts the board.

The implementation principle of the embodiment is as follows: according to the processingposition of seam material, rotation axis of rotation 6, axis of rotation 6 drives driving gear 61 and rotates, driving gear 61 drives two driven gear 41 rotations in the pivoted, so that two screw rods 4 rotate, connecting rod 5 moves along screw rod 4's length direction, and then drive limiting plate 2 and move along screw rod 4's length direction, and then adjust limiting plate 2 position, the edge of seam material aligns with the face laminating of limiting plate 2, the seam material is at sutural in-process, the staff can regard limiting plate 2 as position reference, make the seam material along the motion of limiting plate 2 length direction, the motion trail of seam material has been injectd to limiting plate 2, so that the needle line trend on the seam material keeps straight, thereby the sutural quality of seam material has been improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sewing machine with stop device which characterized in that: including sewing machine body (1), sewing machine body (1) is including plummer (11), frame (12) and aircraft nose (13) that the level set up, frame (12) are the cavity setting, the one end fixed connection of frame (12) is in the upper surface of plummer (11), aircraft nose (13) set up in the one end of frame (12), the upper surface of plummer (11) slides and is connected with limiting plate (2) of vertical setting, limiting plate (2) slide along the length direction of frame (12), limiting plate (2) are located the below of frame (12), frame (12) inside is provided with the adjusting part who is used for adjusting limiting plate (2) position.

2. The sewing machine with the limiting device as claimed in claim 1, wherein: the quantity of adjusting part sets up to two sets ofly, and is two sets of adjusting part is located two inner walls of frame (12) respectively, adjusting part includes screw rod (4) and connecting rod (5) that two mount pads (3), level set up, two mount pad (3) fixed connection just arranges along the length direction of frame (12) in the inner wall of frame (12), screw rod (4) rotate to be connected between two mount pads (3), connecting rod (5) and screw rod (4) threaded connection, the one end of connecting rod (5) is worn out frame (12) and with the last lateral wall fixed connection of limiting plate (2), the lower lateral wall of limiting plate (2) is contradicted with the upper surface of plummer (11).

3. The sewing machine with the limiting device as claimed in claim 2, wherein: mount pad (3) and fixedly connected with driven gear (41) are worn out to the one end of screw rod (4), the lateral wall of frame (12) rotates and is connected with axis of rotation (6) that the level set up, fixed cover is equipped with driving gear (61) on axis of rotation (6), two driven gear (41) are located the both sides of driving gear (61) and all mesh with driving gear (61).

4. A sewing machine with a position-limiting device as claimed in claim 3, characterized in that: one end of the rotating shaft (6) is provided with a convex block (62), and the side wall of the convex block (62) is circumferentially provided with a convex rib (621).

5. The sewing machine with the limiting device as claimed in claim 1, wherein: the length direction of the lateral wall of plummer (11) along plummer (11) is provided with scale mark (111), the lateral wall of limiting plate (2) is provided with pointer (21), pointer (21) point to scale mark (111).

6. The sewing machine with the limiting device as claimed in claim 1, wherein: a plurality of recess (23) have been seted up to the lower lateral wall of limiting plate (2), recess (23) internal rotation is connected with pulley (231), pulley (231) and loading board roll connection.

7. The sewing machine with the limiting device as claimed in claim 2, wherein: the length direction of the upper side wall of limiting plate (2) along limiting plate (2) is provided with groove of stepping down (22), connecting rod (5) with step down groove (22) cooperation of sliding, insert when connecting rod (5) and step down behind groove (22), fixed connection is realized through the bolt in connecting rod (5) and limiting plate (2).

8. The sewing machine with the position limiting device as claimed in claim 7, wherein: the one end in groove of stepping down (22) is provided with blend stop (222), blend stop (222) are embedded in groove of stepping down (22), when limiting plate (2) moved appointed mounted position, connecting rod (5) and blend stop (222) butt cooperation.